Rotary lawn mower housing



FIG. 1 is a right front perspective view of a rotary lawn mower housing showing our new design;

FIG. 2 is a left front perspective view thereof;

FIG. 3 is a front top perspective view thereof; and,

FIG. 4 is a left rear perspective view thereof.

The broken lines in the drawings are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a rotary lawn mower housing, as shown and described. 